Rural water supply in developing countries:
Rural water supply in developing countries: proceedings of a workshop on training held in Zomba, Malawi, 5-12 August 1980 /
[prepared by] International Development Research Centre Canadian International Development Agency
- Ottawa, Canada: International Development Research Centre, 1981
- 144 s. : tbl. , şkl. ; 25 cm.
- IDRC; 167e .
Kaynakça var
0889362920
Su sağlama--Kongreler--Gelişmekte olan ülkeler
363.61091724 / R88 1981
Kaynakça var
0889362920
Su sağlama--Kongreler--Gelişmekte olan ülkeler
363.61091724 / R88 1981